§ The result
Saville Assessment leads Pillar on all 7 criteria.
Saville Assessment scores 48 and Pillar 40 under rubric v1.0, an 8-point gap across the Assessment and Screening cohorts. Saville Assessment is ahead of Pillar on all 7 criteria but on none of them by as much as 20 raw points, the closest being Bias Audit Transparency at Pillar 38 to Saville Assessment 42. FRIA Support is the widest raw gap (Pillar 30, Saville Assessment 40) but not the heaviest weighted swing, which is Article 11 Technical Documentation at 20% (Pillar 42, Saville Assessment 50), 21% of the weighted advantage Saville Assessment builds across the 7 criteria it leads.
Vendor profile
Pillar
Pillar (now "AI Interview Companion by Employ") is an interview intelligence platform that records and transcribes job interviews, generates AI interview guides and highlight clips, and surfaces candidate insights and interviewer-coaching recommendations.
Vendor profile
Saville Assessment
Saville Assessment publishes the Wave personality questionnaires, Swift aptitude tests and situational judgment tests. They are scored automatically against norm groups and delivered through the Oasys platform, the Wave Connect hiring platform (which uses AI to build role profiles from job descriptions) and a two-minute Screener that returns a fit band into the employer's ATS.
§ The record
Pillar is filed under Screening AI, Saville Assessment under Assessment AI. They record no secondary category in common.
Both are in scope of EU AI Act, NYC LL 144, Colorado AI Act, Illinois HB 3773 and Mobley v. Workday.
| Record | Pillar | Saville Assessment |
|---|---|---|
| Price tier | Mid | Enterprise |
| Headquarters | US | GB |
| Founded | 2019 | 2004 |
§ What decides it
The criteria that move the gap, heaviest swing first.
20% weight · 21% of the movement so far
Article 11 Technical Documentation
Pillar 42 · Saville Assessment 50
1.6 weighted points to Saville Assessment
15% weight · 41% of the movement so far
FRIA Support
Pillar 30 · Saville Assessment 40
1.5 weighted points to Saville Assessment
15% weight · 61% of the movement so far
Data Governance Disclosure
Pillar 45 · Saville Assessment 55
1.5 weighted points to Saville Assessment
12% weight · 72% of the movement so far
Human Oversight Design
Pillar 48 · Saville Assessment 55
0.8 weighted points to Saville Assessment
8% weight · 83% of the movement so far
Customer Documentation
Pillar 50 · Saville Assessment 60
0.8 weighted points to Saville Assessment
18% weight · 92% of the movement so far
Bias Audit Transparency
Pillar 38 · Saville Assessment 42
0.7 weighted points to Saville Assessment
12% weight · 100% of the movement so far
Post-Market Monitoring
Pillar 33 · Saville Assessment 38
0.6 weighted points to Saville Assessment
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to -7.6 — the difference between the two totals before either is rounded. Shares are of 7.6 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads -8 beside that -7.6.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Pillar minus Saville Assessment.
| Category | Weight | Pillar | Saville Assessment | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 42 | 50 | -8 | -1.6 |
| Bias Audit Transparency | 18% | 38 | 42 | -4 | -0.7 |
| FRIA Support | 15% | 30 | 40 | -10 | -1.5 |
| Data Governance Disclosure | 15% | 45 | 55 | -10 | -1.5 |
| Human Oversight Design | 12% | 48 | 55 | -7 | -0.8 |
| Post-Market Monitoring | 12% | 33 | 38 | -5 | -0.6 |
| Customer Documentation | 8% | 50 | 60 | -10 | -0.8 |
| Total | 100% | 40 (F) | 48 (F) | -8 | -7.6 |
§ Evidence
Cited sources and documented absences, criterion by criterion.
An absence is a finding, not a blank: the reviewer looked for a named artefact and recorded that it is not located. Where a source sits is a fact about hosting only.
| Criterion | Weight | Pillar | Saville Assessment | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 2 | 1 | Sources on the vendor's own domain | 5 | 1 | Audit reportSources on the vendor's own domainSources on a separate domain |
| Bias Audit Transparency | 18% | 2 | 1 | Audit reportSources on the vendor's own domain | 4 | 1 | Audit reportSources on the vendor's own domainSources on a separate domain |
| FRIA Support | 15% | 1 | 1 | Sources on the vendor's own domain | 3 | 1 | Sources on the vendor's own domain |
| Data Governance Disclosure | 15% | 2 | 1 | Sources on the vendor's own domain | 5 | 1 | Sources on the vendor's own domain |
| Human Oversight Design | 12% | 2 | 1 | Sources on the vendor's own domain | 6 | 0 | Sources on the vendor's own domain |
| Post-Market Monitoring | 12% | 1 | 1 | — | 5 | 1 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 2 | 1 | Sources on the vendor's own domain | 6 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 12 | 7 | Audit reportSources on the vendor's own domain | 34 | 6 | Audit reportSources on the vendor's own domainSources on a separate domain |
Pillar has 19 evidence rows across 7 of 7 criteria — 12 with a source URL, 7 documented absences; Saville Assessment has 40 evidence rows across 7 of 7 criteria — 34 with a source URL, 6 documented absences; some documentation or audit rows for Saville Assessment sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 59 evidence rows on file for these two vendors: 19 for Pillar, across 1 distinct source domain, and 40 for Saville Assessment, across 2 distinct source domains.
- Rubric
- v1.0
- Pillar last reviewed
- June 7, 2026 · HireAIScore editorial team
- Saville Assessment last reviewed
- September 25, 2026 · HireAIScore editorial team
HireAIScore scores are editorial research, not legal advice, and no vendor pays for placement, scoring or removal — see the methodology, conflicts policy and terms.
§ Where next